<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Test01</title>
</head>
<body>
<script type="text/javascript">
    // console.log("中");
    // console.log("\u4e2d");

    // console.log("\u{20BB7}");

    // console.log("\u{61}");
    // console.log("\uD842\uDFB7");
    // console.log("\u{20BB7}" === "\uD842\uDFB7");

    // console.log("中".length);
    // console.log("𠮷".length);

    // console.log("中a".charCodeAt(0).toString(16));
    // console.log("中a".charCodeAt(1).toString(16));

    // console.log("𠮷a".codePointAt(0).toString(16));
    // console.log("𠮷a".codePointAt(1).toString(16));
    // console.log("𠮷a".codePointAt(2).toString(16));

    // console.log(String.fromCharCode(0x4e2d));
    // console.log(String.fromCodePoint(0x20BB7));

    // console.log("中a".charAt(0));
    // console.log("中a".charAt(1));

    // console.log("𠮷a".at(0));
    // console.log("𠮷a".at(1));

    // console.log("\u01D1");
    // console.log("\u004F\u030C");
    // console.log("\u004F");
    // console.log("\u030C");
    // console.log("\u01D1" === "\u004F\u030C");
    //
    // console.log("\u01D1" === "\u004F\u030C".normalize());
</script>
</body>
</html>